Shotgun Terminal Ballistics

This is a discussion on Shotgun Terminal Ballistics within the Defensive Rifles & Shotgun Discussion forums, part of the Related Topics category; I found this Web site posted on another firearm forum.
http://www.tacticalworks.ca/content_...mmunition.html
Also the shotgun ballistics
http://www.tacticalshotgun.ca/ballistics_shotgun.html...